Pull-out keyboard tray



FIG. 1 is a perspective view of a pull-out keyboard tray showing our new design;

FIG. 2 is a top view thereof;

FIG. 3 is a front view thereof;

FIG. 4 is a bottom view thereof;

FIG. 5 is a rear view thereof;

FIG. 6 is a right view thereof; and,

FIG. 7 is a left view thereof. 

The ornamental design for pull-out keyboard tray, as shown and described. 